參數(shù)資料
型號： 74LVT623
廠商： NXP Semiconductors N.V.
英文描述： 3.3 V octal transceiver with dual enable(3-State)(帶雙使能的3.3V八收發(fā)器（三態(tài)）)
中文描述： 3.3伏雙八收發(fā)器啟用（3態(tài)）（帶雙使能的3.3八收發(fā)器（三態(tài)））
文件頁數(shù)： 4/10頁
文件大?。?/td> 123K
代理商： 74LVT623
Philips Semiconductors
Product specification
74LVT623
3.3 V octal transceiver with dual enable (3-State)
1999 Jul 09
4
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
2.7
MAX
3.6
V
CC
V
I
V
IH
V
IL
I
OH
DC supply voltage
V
Input voltage
0
5.5
V
High-level input voltage
2.0
V
Low-level input voltage
0.8
V
High-level output current
Low-level output current
Low-level output current; current duty cycle
≤
50%; f
≥
1 kHz
Input transition rise or fall rate; outputs enabled
–32
32
mA
I
O
mA
64
t/
v
T
amb
10
ns/V
°
C
Operating free-air temperature range
–40
+85
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Temp = -40
°
C to +85
°
C
MIN
TYP
1
–0.9
UNIT
MAX
–1.2
V
IK
Input clamp voltage
V
CC
= 2.7 V; I
IK
= –18 mA
V
CC
= 2.7 to 3.6 V; I
OH
= –100
μ
A
V
CC
= 2.7 V; I
OH
= –8 mA
V
CC
= 3.0 V; I
OH
= –32 mA
V
CC
= 2.7 V; I
OL
= 100
μ
A
V
CC
= 2.7 V; I
OL
= 24 mA
V
CC
= 3.0 V; I
OL
= 16 mA
V
CC
= 3.0 V; I
OL
= 32 mA
V
CC
= 3.0 V; I
OL
= 64 mA
V
CC
= 3.6 V; I
O
= 1 mA; V
I
= GND or V
CC
V
CC
= 3.6 V; V
I
= V
CC
or GND
V
CC
= 0 or 3.6 V; V
I
= 5.5 V
V
CC
= 3.6 V; V
I
= 5.5 V
V
CC
= 3.6 V; V
I
= V
CC
V
CC
= 3.6 V; V
I
= 0
V
CC
= 0 V; V
I
or V
O
= 0 to 4.5 V
V
CC
= 3 V; V
I
= 0.8 V
V
CC
= 3 V; V
I
= 2.0 V
V
V
CC
-0.2
2.4
V
CC
-0.1
2.5
V
OH
High-level output voltage
V
2.0
2.2
0.1
0.2
0.3
0.5
V
OL
Low-level output voltage
0.25
0.4
V
0.3
0.5
0.4
0.55
V
RST
Power-up output low voltage
5
0.13
±
0.1
1
0.55
±
1
10
V
Control pins
I
I
Input leakage current
1
20
μ
A
I/O Data pins
4
0.1
1
–1
-5
I
OFF
Output off current
1
±
100
μ
A
I
HOLD
Bus Hold current
A or B ports
75
150
μ
A
–75
–150
I
EX
Current into an output in the
High state when V
O
> V
CC
Power up/down 3-State output
current
3
V
O
= 5.5 V; V
CC
= 3.0 V
60
125
μ
A
I
PU/PD
V
CC
≤
1.2 V; V
O
= 0.5 V to V
CC
; V
I
= GND or V
CC
;
OE/OE = Don’t care
V
CC
= 3.6 V; Outputs High, V
I
= GND or V
CC,
I
O =
0
V
CC
= 3.6 V; Outputs Low, V
I
= GND or V
CC,
I
O =
0
V
CC
= 3.6 V; Outputs Disabled; V
I
= GND or V
CC,
I
O =
0
V
CC
= 3 V to 3.6 V; One input at V
CC
-0.6 V,
Other inputs at V
CC
or GND
15
±
100
μ
A
I
CCH
I
CCL
I
CCZ
0.13
0.19
Quiescent supply current
3
12
mA
0.13
0.19
I
CC
Additional supply current per
input pin
2
0.1
0.2
mA
NOTES:
1. All typical values are at V
CC
= 3.3 V and T
amb
= 25
°
C.
2. This is the increase in supply current for each input at the specified voltage level other than V
CC
or GND
3. This parameter is valid for any V
CC
between 0V and 1.2V with a transition time of up to 10msec. From V
CC
= 1.2 V to V
CC
= 3.3 V
±
0.3 V a
transition time of 100
μ
sec is permitted. This parameter is valid for T
amb
= 25
°
C only.
4. Unused pins at V
or GND.
5. For valid test results, data must not be loaded into the flip-flops (or latches) after applying the power.
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74LVT640D,118 功能描述:總線收發(fā)器 3.3V OCTAL BUS XCVR RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
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